[PATCH] sparc32 pt_regs fixes
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 7d4a649..e2d9c01 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -19,6 +19,7 @@
#include <linux/profile.h>
#include <asm/cacheflush.h>
#include <asm/tlbflush.h>
+#include <asm/irq_regs.h>
#include <asm/ptrace.h>
#include <asm/atomic.h>
@@ -353,11 +354,14 @@
void smp4m_percpu_timer_interrupt(struct pt_regs *regs)
{
+ struct pt_regs *old_regs;
int cpu = smp_processor_id();
+ old_regs = set_irq_regs(regs);
+
clear_profile_irq(cpu);
- profile_tick(CPU_PROFILING, regs);
+ profile_tick(CPU_PROFILING);
if(!--prof_counter(cpu)) {
int user = user_mode(regs);
@@ -368,6 +372,7 @@
prof_counter(cpu) = prof_multiplier(cpu);
}
+ set_irq_regs(old_regs);
}
extern unsigned int lvl14_resolution;